- baptize (v.)
- c. 1300, from Old French batisier (11c.), from Latin baptizare, from Greek baptizein "immerse, dip in water," also figuratively, "be over one's head" (in debt, etc.), "to be soaked (in wine);" in Greek Christian usage, "baptize;" from baptein "to dip, steep, dye, color," from PIE root *gwabh- "to dip, sink." Christian baptism originally consisted in full immersion. Related: Baptized; baptizing.